245673989 is an odd 9-digits composite number following 245673988
and preceding 245673990 . In scientific notation, it is written as 2.45673989 × 10^8.
The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors.
There are 223339980 positive integers (up to 245673989) that are relatively prime to 245673989.
245673989 has 4 divisors, whose sum is 268008000
The reverse of 245673989 is 989376542
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 53
Digital Root 8
Name
two hundred forty-five million six hundred seventy-three thousand nine hundred eighty-nine
Scientific notation
2.45673989 × 10^8
Engineering notation
2.45673989 × 10^6
Prime Factorization
11 × 22333999
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
245673989
Product of the distinct prime numbers
The prime factorization of 245673989 is 11 × 22333999.
Since it has a total of 2 prime factors.
10 , 3 , 9 , 24 , 177 , 929 , 1606 , 9498 , 55088 , 880 , 456689 , 823049 , 5938352 , 819828 , 17942637 , 58916082 , 366528488 , 981136140 , 2541263679 , 6388938599
n×2
491347978
n×3
737021967
n×4
982695956
n×5
1228369945
n÷2
122836994.5
n÷3
81891329.666667
n÷3
61418497.25
n÷5
49134797.8
n2
60355708871172121
n3
1.4827827757304E+25
n4
3.6428115933417E+33
n5
8.949440553117E+41
2 √n
15673.990844708
3 √n
626.30574077924
4 √n
125.19581001259
5 √n
47.650979851419
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-245673988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 245673989 can be divided by 4 positive divisors.
The sum of these divisors (counting 245673989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110101001001011000000000101
3
Ternary
122010021112100122
4
Quaternary
32221023000011
5
Quinary
1000343031424
6
Senary
40213351325
8
Octal
1651130005
10
Decimal
245673989
12
Duodecimal
6a338545
16
Hexadecimal
ea4b005
20
Vigesimal
3gf94j9
36
Base36
429n9h
md5
d3c7e4ee03e03a22eedee5235a509b6b
sha1
b645e132bb49d4f12a29fd3d9011ad46610c7baf
sha256
d6ce33132a7c8c26f1d78f665361e79af7e50273160cc234ef59f6cfba434eae
sha512
1c04bdb4bedbff868c97a3e9932e4112c4a0987dade0ef58b1ce2ed1787bc5d2b4bdd10ea6160de305d366ea971489fb98ea82eb01f22b2e7889931d4d83103f
ripemd-160
5e2c7c1aec78db778f7f76aff50f90530d6cfd7a
Diameter
491347978
Circumference
1543615198.041
Area
1.8961305159188E+17
Volume
6.2110659668053E+25
Surface area
7.5845220636751E+17
Circumference
1543615198.041
Perimeter
982695956
Area
60355708871172121
Diagonal
347435487.1661
Surface area
362134253227032726
Volume
1.4827827757304E+25
Space diagonal
425519831.04612
Perimeter
737021967
Area
2.6134788572926E+16
Altitude
212759915.52306
Surface area
2.6134788572926E+16
Volume
1.7474762595759E+24
Height
115811829.05537